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{:(,"Column A",,"Column B"),("(A)","Liquid displaced by solid" ,"(a)",10^(5)g),("(B)","1 quintal","(b)",10^(9)mg),("(c)","1 tonne","(c)","Unit of pressure"),("(D)", "kgwt "m^(-2) ,"(d)"," Volume of the solid"):} |
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Answer» `A to a, B to b, C to c, D to d` B- a ""One quintal = 100 kg But one kg = 1000 g `:.` One quintal = `100 xx 1000` " g " One quintal = `10^(5)` " g 'C-b ""One tonne = 1000 kg But one kg = 1000 " g " And one g = 1000 mg `:.` One tonne = `1000xx 1000xx 1000`" mg " One tonne = `10^(9)` " mg " D-c ""kgwt `m(-2)` = kgwt // ` m^(2)` kgwt is unit of force and `m^(2)` is unit of AREA. Force per unit area is called pressure. `:.` kgwt `m^(-2)` is unit of pressure. |
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